231627523606397 has 2 divisors, whose sum is σ = 231627523606398. Its totient is φ = 231627523606396.

The previous prime is 231627523606351. The next prime is 231627523606487. The reversal of 231627523606397 is 793606325726132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 231618843702841 + 8679903556 = 15219029^2 + 93166^2 .

It is a cyclic number.

It is not a de Polignac number, because 231627523606397 - 2¹⁴ = 231627523590013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231627523626397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115813761803198 + 115813761803199.

It is an arithmetic number, because the mean of its divisors is an integer number (115813761803199).

Almost surely, 2^{231627523606397} is an apocalyptic number.

It is an amenable number.

231627523606397 is a deficient number, since it is larger than the sum of its proper divisors (1).

231627523606397 is an equidigital number, since it uses as much as digits as its factorization.

231627523606397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102876480, while the sum is 62.

The spelling of 231627523606397 in words is "two hundred thirty-one trillion, six hundred twenty-seven billion, five hundred twenty-three million, six hundred six thousand, three hundred ninety-seven".